County Hazards

States › Texas › Waller County › ZIP 77423

ZIP code 77423, Waller County, Texas

National Flood Insurance Program claims and payouts recorded for this ZIP code, with county context.

NCEI notes that Storm Data is compiled from a variety of sources including the National Weather Service, other federal, state and local agencies, the media and the public; that property and crop damage figures are estimates; and that some events are recorded by NWS forecast zone rather than by county. FEMA notes that NFIP claim records are redacted and aggregated to protect the privacy of policyholders. NFIP claims as of 8 Sep 2026.

ZIP code 77423, in Waller County, Texas, has 326 National Flood Insurance Program claims in the OpenFEMA record since 1978, 260 of them paid for a total of $17M.

That is 37.1% of the 878 claims recorded across Waller County. The average paid claim in the ZIP is $66K, close to the county average of $59K and the Texas average of $55K.

FEMA counts 52 repetitive-loss properties and 4 severe repetitive-loss properties in the ZIP (properties with two or more paid flood claims); their locations are not published.

At county level FEMA counts 1,927 residential flood policies in force, covering 11% of residential structures.

326NFIP claims since 1978
260paid claims
$17Mtotal paid
$66Kaverage paid claim

Compared with the county and state

MeasureZIP 77423WallerTexasUS
Claims since 1978326878394,2042,680,429
Share of claims paid80%85%80%78%
Average paid claim$66K$59K$55K$43K
Share of county claims37.1%100%——
Repetitive-loss properties5214634,444—

Claims by year of loss

197820022026
NFIP claims in ZIP 77423 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s0$0
1980s0$0
1990s38$1,281,940
2000s14$260,470
2010s269$15,604,849
2020s5$0
Year of lossClaimsPaid claimsAmount paidAverage paid
202420$0—
202130$0—
201921$1,326$1,326
2017163133$10,077,714$75,772
201610482$5,525,809$67,388
200943$61,056$20,352
200810$0—
200476$100,826$16,804
200222$98,587$49,294
19982421$811,314$38,634
199711$3,336$3,336
199497$374,474$53,496
199333$88,476$29,492
199111$4,340$4,340

Claims are counted by year of loss as recorded in OpenFEMA's redacted NFIP claims file; amounts combine building, contents and increased-cost-of-compliance payments. ZIP codes in the file are the policyholder's reported ZIP.

County context: Waller County

Waller County has 204 weather events in the NCEI record since 1950 (4 in the last 12 months), 29 federal disaster declarations, and an overall National Risk Index rating of "Relatively Low". Flood-type events recorded in the county: 24; hurricane-strength tracks within 50 miles: 7.

Hail: 48 · Tornado: 20 · Flood: 24 · Wind: 61 · Winter: 11 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 77423?

326 claims since 1978 in the OpenFEMA NFIP claims file, 260 of them with a payment.

How much has the NFIP paid out in ZIP 77423?

$17M across 260 paid claims (building, contents and increased-cost-of-compliance payments combined), about $66K per paid claim.

Which year had the most flood claims in 77423?

2017, with 163 claims and $10M paid.

What county is ZIP 77423 in?

Most claims in this ZIP carry the county code for Waller County, Texas; ZIP codes can cross county lines. The county page carries the storm record, declarations and risk index for the area.

Provenance

OpenFEMA NfipClaims v3 (as of 8 Sep 2026) and NfipMultipleLossProperties v1 (2 Aug 2026), aggregated by ZIP code and year of loss on this site; no property-level record is shown. County storm figures from NOAA NCEI through 30 Jun 2026. Built 1 Oct 2026. See the guide to redacted NFIP claims and the methodology.